96 lines
3.4 KiB
C++
96 lines
3.4 KiB
C++
/*! \file pisignals.h
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* \ingroup System
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* \~\brief
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* \~english System signals
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* \~russian Сигналы системы
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*/
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/*
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PIP - Platform Independent Primitives
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Signals
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Ivan Pelipenko peri4ko@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PISIGNALS_H
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#define PISIGNALS_H
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#include "piflags.h"
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#include <functional>
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//! \~english System signals handler
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//! \~russian Обработчик системных сигналов
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class PIP_EXPORT PISignals {
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public:
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//! \~english Signal types
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//! \~russian Типы сигналов
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enum Signal {
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Interrupt = 0x01, //!< Interrupt from keyboard
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Illegal = 0x02, //!< Illegal Instruction
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Abort = 0x04, //!< Abort signal
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FPE = 0x08, //!< Floating point exception
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SegFault = 0x10, //!< Invalid memory reference
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Termination = 0x20, //!< Termination signal
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Hangup = 0x40, //!< Hangup detected
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Quit = 0x80, //!< Quit from keyboard
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Kill = 0x100, //!< Kill signal
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BrokenPipe = 0x200, //!< Broken pipe
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Timer = 0x400, //!< Timer signal
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UserDefined1 = 0x800, //!< User-defined signal 1
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UserDefined2 = 0x1000, //!< User-defined signal 2
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ChildStopped = 0x2000, //!< Child stopped or terminated
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Continue = 0x4000, //!< Continue if stopped
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StopProcess = 0x8000, //!< Stop process
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StopTTY = 0x10000, //!< Stop typed at tty
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StopTTYInput = 0x20000, //!< Stop tty input
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StopTTYOutput = 0x40000, //!< Stop tty output
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All = 0xFFFFF //!< All signals
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};
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//! \~english Signal handler callback type
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//! \~russian Тип коллбэка обработчика сигналов
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//! \note slot is any function with format "void(PISignals::Signal)"
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typedef std::function<void(PISignals::Signal)> SignalEvent;
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//! \~english Sets signal handler callback
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//! \~russian Устанавливает коллбэк обработчика сигналов
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static void setSlot(SignalEvent slot) { ret_func = slot; }
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//! \~english Grabs specified signals
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//! \~russian Перехватывает указанные сигналы
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static void grabSignals(PIFlags<PISignals::Signal> signals_);
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//! \~english Releases specified signals
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//! \~russian Освобождает указанные сигналы
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static void releaseSignals(PIFlags<PISignals::Signal> signals_);
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//! \~english Raises signal
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//! \~russian Генерирует сигнал
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static void raiseSignal(PISignals::Signal signal);
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private:
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PISignals() { ret_func = 0; }
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~PISignals() {}
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static int signalCode(PISignals::Signal signal);
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static PISignals::Signal signalFromCode(int signal);
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static void signal_event(int signal);
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static SignalEvent ret_func;
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};
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#endif // PISIGNALS_H
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